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Dry Beans

Perennial Annual Weed Seedlings

On this page
  • Bermudagrass
  • Yellow nutsedge
  • Field bindweed
  • Purple nutsedge
  • Johnsongrass

Use the photos below to identify weeds in the field. Names link to more on identification and biology.

Click on photos to enlarge
Seedling of 
					burmudagrass
Bermudagrass
(Cynodon dactylon): Grass family; perennial; first leaves with somewhat rough surface; ligule surrounded by ring of hairs with tuft of long hairs on either side; auricles absent; stem flat, wiry, and without hairs.
Young yellow 
				nutsedge plant.
Yellow nutsedge
(Cyperus esculentus): Sedge family; perennial; grasslike; light green blades, flat, slender; leaf tip long and drawn out; nutlets globe shaped, smooth, and almond flavored.
Seedling of field bindweed
Field bindweed (perennial)
(Convolvulus arvensis): Morningglory family; perennial, with most new shoots and seedlings emerging in spring; seed leaves nearly square, with shallow notch at tip; early true leaves spade shaped; petioles flattened.
No photo available.
(Seedlings rarely occur, most plants from rhizomes and/or tubers)
Purple nutsedge
(Cyperus rotundus ): Sedge family; perennial; (young plant) young shoot is somewhat stiff, upright, and light green with a fairly prominent whitish midvein; no auricle or ligule; triangular stem solid or pithy and rarely hollow as in grasses.
Johnsongrass rhizomes.
Johnsongrass
(Sorghum halepense): Grass family; perennial; persists and spreads via underground stems (rhizomes), which are thick, fleshy, and segmented; roots and shoots can rise from each rhizome segment; leaves have a prominent whitish midvein.
 

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